synonymous

adjective

syn·​on·​y·​mous sə-ˈnä-nə-məs How to pronounce synonymous (audio)
1
: having the character of a synonym
also : alike in meaning or significance
2
: having the same connotations, implications, or reference
to runners, Boston is synonymous with marathonRunners World
synonymously adverb

Examples of synonymous in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Vibrant leaf colors are synonymous with the fall season, marking the transition from summer's greenery to a palette of reds, oranges, and yellows. Joe Edwards, MSNBC Newsweek, 25 Oct. 2025 Home to nine national parks, California has long been synonymous with the great outdoors. AFAR Media, 24 Oct. 2025 The slipper company quickly became Palm Beach’s darling footwear brand, and eventually a global name synonymous with wit, taste, and craftsmanship. Stephen Garner, Footwear News, 24 Oct. 2025 Emma Stone brought out her inner Estella yesterday on the streets of New York City, wearing a look that became synonymous with Gwyneth Paltrow’s iconic on and off screen wardrobe in the ’90s. Anna Cafolla, Vogue, 23 Oct. 2025 See All Example Sentences for synonymous

Word History

First Known Use

1610, in the meaning defined at sense 1

Time Traveler
The first known use of synonymous was in 1610

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Cite this Entry

“Synonymous.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/synonymous. Accessed 29 Oct. 2025.

Kids Definition

synonymous

adjective
syn·​on·​y·​mous sə-ˈnän-ə-məs How to pronounce synonymous (audio)
1
: alike in meaning
2
: suggesting the same thing
a brand name that is synonymous with quality
synonymously adverb
Etymology

from Latin synonymus "synonymous," from Greek synōnymos, literally, "having the same name," from syn- "together, along with" and onyma, onoma "name" — related to anonymous, symposium, synagogue, synchronous

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